When used in a fridge and a freezer, please make sure to close the four corners properly.
If you refrigerate or freeze the product with the lid incompletely closed, the lid may shrink and become difficult to close.
If the lid does not close, soak the lid in warm water (about 40℃) to soften it, and then try to fit it into the body.

All our container products have passed Food Sanitation law, so you can use it safely for ingredients and food.

The hinge part at the base of the lock is hard. Please bend the hinge part up and down several times to soften it before use.

Please refer to the instruction manual that came with the product or click here for more information.
(Check the shape of the cold water bottle in the web catalog and go to the individual product page to see the assembly diagram.

Take the lid out from the body part and then keep opening the spout and pull it up.
The new one is tight so hold the lid properly and the take the cap out.

We doubt the plastic smell comes from the polypropylene that is used as the main material.
Plastic smells differently for different people and once warmed up, the odor is disposed to smell more.
To eliminate, we recommend to leave it in kitchen bleach or leave it to soak in rice water for 30 minutes and then wash it with detergent because rice water contains proteins which functional as a surfaceacting agent.

Go to this page for replacement packing.
If you would like to purchase packing and repurposing cartridges, please send a stamp for the amount shown in the product number (Stock No.) or packing part number column in the list below, along with the part number (Stock No.), quantity, your name, postal code, address, and phone number to the address below.
Some packings are colored, so please be sure to specify the color.
If you do not specify the color, we may have to call you to confirm.
Replacement parts are available for a period of five years from the time the product is discontinued, so please be patient if we are unable to send you replacement parts after this period.
In that case, we will send you back a stamp.
The price includes consumption tax.
Shipping costs will be borne by us.
If you have any questions, please contact us at the following address.Iwasaki Industry Inc.　Packing department
421-2 Takata-cho Ymatokouriyama city Nara Prefecture 639-1132
Tel.0743-56-1311 (Direct Number) Fax.0743-56-1316

Go to this page for replacement packing.
If you would like to order packing or air valves, please send them to the address below with the product number (Stock No.) in the list below or a stamp for the amount shown in the packing part number column, the product number (Stock No.), quantity, your name, postal code, address, and telephone number.
Some packings are colored, so please be sure to specify the color.
If you do not specify, we may have to call you to confirm.
Replacement parts are available for a period of five years from the time the product is discontinued, so please be patient if we are unable to send you replacement parts after this period.
In that case, we will send you back a stamp.
Please note that the price includes consumption tax.
Shipping costs will be borne by us.
If you have any questions, please contact us at the following address.Iwasaki Industry Inc.　Packing department
421-2 Takata-cho Ymatokouriyama city Nara Prefecture 639-1132
Tel.0743-56-1311 (Direct Number) Fax.0743-56-1316

The container having high sealing quality keeps the lid sealed tightly. Please do not put these items next to the container. It may explode by the rising internal pressure.
・Dry ice, soda, fermented food, something like oxygen system bleach and like process oxygen and gas, food that alters and goes off like fruit juice and dairy products.

We don’t sell parts separately.